diff --git a/.pytool/CISettings.py b/.pytool/CISettings.py
index fa7c9e0b..5d3e2158 100644
--- a/.pytool/CISettings.py
+++ b/.pytool/CISettings.py
@@ -58,7 +58,7 @@ def GetPackagesSupported(self):
 
     def GetArchitecturesSupported(self):
         """return iterable of edk2 architectures supported by this build"""
-        return ("IA32", "X64", "ARM", "AARCH64")
+        return ("IA32", "X64", "AARCH64")
 
     def GetTargetsSupported(self):
         """return iterable of edk2 target tags supported by this build"""
diff --git a/pip-requirements.txt b/pip-requirements.txt
index 403e09f3..ea58cc31 100644
--- a/pip-requirements.txt
+++ b/pip-requirements.txt
@@ -14,9 +14,6 @@
 
 edk2-pytool-library==0.23.11
 edk2-pytool-extensions==0.30.8
-antlr4-python3-runtime==4.13.2
 xmlschema==4.3.1
 regex==2026.2.28
 pywin32==311; sys_platform == 'win32'
-pygount==3.1.1
-chardet==5.2.0